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[BBC新闻词汇视频讲解] BBC新闻词汇(视频版) 第17期:Koalas at risk
Transcript:A beloved symbol of Australia.Koalas have been listed as a threatened species in some parts of the country after a plunge in the wild population.Habitat loss, urban expansion, vehicle stri2012-05-31 编辑：Jasmine
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[新视野大学英语词汇] 新视野大学英语词汇讲解第371期:at risk
at risk in danger有危险,有风险The doctor said that everyone was at risk for AIDS.医生说每个人都有染上艾滋病的危险。2012-06-14 编辑：echo
